diff --git a/add_links/mediawiki_api.py b/add_links/mediawiki_api.py
index fa69bde..c834021 100644
--- a/add_links/mediawiki_api.py
+++ b/add_links/mediawiki_api.py
@@ -4,7 +4,7 @@ import typing
 from pprint import pprint
 from typing import Any, cast
 
-from . import wikidata_oauth
+from . import mediawiki_oauth
 
 wiki_hostname = "en.wikipedia.org"
 wiki_api_php = f"https://{wiki_hostname}/w/api.php"
@@ -29,7 +29,7 @@ def parse_page(enwiki: str) -> dict[str, Any]:
 
 def call(params: dict[str, str | int]) -> dict[str, typing.Any]:
     """Make GET request to mediawiki API."""
-    data = wikidata_oauth.api_post_request(params)
+    data = mediawiki_oauth.api_post_request(params)
     return cast(dict[str, Any], data.json())
 
 
diff --git a/web_view.py b/web_view.py
index f15d95f..0f8a1c6 100755
--- a/web_view.py
+++ b/web_view.py
@@ -84,24 +84,25 @@ def article_url(title: str) -> str:
     return flask.url_for("article_page", url_title=title.replace(" ", "_"))
 
 
+def get_hit_count(q: str) -> int:
+    """Search Wikipedia and return hit count."""
+    return typing.cast(int, run_search(q, limit=0)["searchinfo"]["totalhits"])
+
+
 def search_count(q: str) -> int:
     """How often does this article title appear in Wikipedia."""
-    query = run_search(article_title_to_search_query(q), limit=0)
-    return typing.cast(int, query["searchinfo"]["totalhits"]) - 1
+    return get_hit_count(article_title_to_search_query(q)) - 1
 
 
 def search_count_with_link(q: str) -> int:
-    """How often does this article title appear in Wikipedia."""
-    query = run_search(article_title_to_search_query(q) + f' linksto:"{q}"', limit=0)
-    return typing.cast(int, query["searchinfo"]["totalhits"])
+    """Articles in Wikipedia that include this search term and a link."""
+    return get_hit_count(article_title_to_search_query(q) + f' linksto:"{q}"')
 
 
 def search_no_link(q: str) -> tuple[int, list[Hit]]:
     """Search for mentions of article title with no link included."""
     query = run_search(article_title_to_search_query(q) + f' -linksto:"{q}"', "max")
-    totalhits = query["searchinfo"]["totalhits"]
-    results = query["search"]
-    return (totalhits, results)
+    return (query["searchinfo"]["totalhits"], query["search"])
 
 
 @app.before_request
@@ -132,7 +133,27 @@ def index() -> str | Response:
 
 
 def case_flip(s: str) -> str:
-    """Switch case of character."""
+    """
+    Switch the case of a single character.
+
+    If the character is lowercase, it is converted to uppercase. If it is uppercase,
+    it is converted to lowercase. Non-alphabetic characters remain unchanged.
+
+    Args:
+        s (str): A single character string.
+
+    Returns:
+        str: The character with its case flipped, or the original character if it's
+             not a letter.
+
+    Example:
+        >>> case_flip('a')
+        'A'
+        >>> case_flip('A')
+        'a'
+        >>> case_flip('1')
+        '1'
+    """
     if s.islower():
         return s.upper()
     if s.isupper():